LAMMPS (27 Nov 2018)
  using 1 OpenMP thread(s) per MPI task
# Big colloid particles and small LJ particles

units		lj
atom_style	sphere
dimension	2

lattice		sq 0.01
Lattice spacing in x,y,z = 10 10 10
region		box block 0 30 0 30 -0.5 0.5
create_box	2 box
Created orthogonal box = (0 0 -5) to (300 300 5)
  2 by 2 by 1 MPI processor grid
create_atoms	1 box
Created 900 atoms
  Time spent = 0.000492334 secs

set		group all type/fraction 2 0.96 23984
  861 settings made for type/fraction

set		type 1 mass 9
  39 settings made for mass
set		type 2 mass 1
  861 settings made for mass

velocity	all create 1.44 87287 loop geom

# multi neighbor and comm for efficiency

neighbor	1 multi
neigh_modify	delay 0
comm_modify     mode multi

# colloid potential

pair_style	colloid 12.5
pair_coeff	1 1  1.0 1.0 5.0 5.0 12.5
pair_coeff	1 2  5.0 1.0 5.0 0.0 7.0
pair_coeff	2 2 10.0 1.0 0.0 0.0 2.5

fix		1 all npt temp 2.0 2.0 1.0 iso 0.0 1.0 10.0 drag 1.0 	        mtk no pchain 0 tchain 1
fix		2 all enforce2d

#dump		1 all atom 1000 dump.colloid

#dump		2 all image 1000 image.*.jpg type type #		zoom 1.5 center d 0.5 0.5 0.5
#dump_modify	2 pad 5 adiam 1 5.0 adiam 2 1.5

#dump		3 all movie 1000 movie.mpg type type #		zoom 1.5 center d 0.5 0.5 0.5
#dump_modify	3 pad 5 adiam 1 5.0 adiam 2 1.5

thermo_style	custom step temp epair etotal press vol
thermo		1000

timestep	0.005

run		50000
Neighbor list info ...
  update every 1 steps, delay 0 steps, check yes
  max neighbors/atom: 2000, page size: 100000
  master list distance cutoff = 13.5
  ghost atom cutoff = 13.5
  binsize = 1.75, bins = 172 172 6
  1 neighbor lists, perpetual/occasional/extra = 1 0 0
  (1) pair colloid, perpetual
      attributes: half, newton on
      pair build: half/multi/newton
      stencil: half/multi/2d/newton
      bin: standard
Per MPI rank memory allocation (min/avg/max) = 4.344 | 4.344 | 4.345 Mbytes
Step Temp E_pair TotEng Press Volume 
       0         1.44 -2.2136534e-06    1.4383978  0.014383923        90000 
    1000    1.9572809 -0.00036743274    1.9547388  0.017982269    98935.161 
    2000     2.068567 -0.0010518227    2.0652168  0.019466739    96307.439 
    3000    2.1787472 0.0045846363     2.180911  0.029249545     68560.31 
    4000    2.1979309 0.0017234058    2.1972121  0.048831814    42699.657 
    5000    2.1541368 0.0068842504    2.1586276   0.07471981    28571.492 
    6000    2.1113175 0.0024194723    2.1113911  0.091799767     21611.61 
    7000    2.0788795 0.0060577432    2.0826274   0.11639395    17868.707 
    8000    2.0537762   0.01651572    2.0680099   0.13601134     15517.28 
    9000    2.0427394  0.019556597    2.0600262   0.15430942     13881.26 
   10000     2.050769  0.010396598     2.058887   0.16312819    12594.101 
   11000    2.0439348  0.018189464    2.0598533    0.2172647     11494.35 
   12000    2.0493504  0.010908719    2.0579821   0.21333624     10567.11 
   13000    2.0474606  0.013141328    2.0583269    0.2321885    9768.8239 
   14000    2.0370325  0.020936303    2.0557055   0.27034432    9105.9607 
   15000    2.0077835  0.045753549    2.0513062    0.3078643    8580.9799 
   16000    2.0184593  0.035585101    2.0518017   0.28738263    8120.9005 
   17000    2.0071721  0.044732393    2.0496743   0.32368949    7762.8875 
   18000    2.0085194  0.043117932    2.0494056   0.35526658    7442.6597 
   19000    2.0263547  0.029022667    2.0531258    0.3691966    7124.1683 
   20000    2.0285624   0.03264145    2.0589499   0.39783282    6810.1273 
   21000    2.0212924  0.039016129    2.0580626   0.42089074    6535.8717 
   22000    2.0285415  0.030259995    2.0565475   0.42080619    6301.8013 
   23000    2.0344885   0.02346797    2.0556959    0.4345206    6100.1797 
   24000    2.0219939  0.031317084    2.0510643   0.41301645    5921.1948 
   25000     2.034277  0.023680834    2.0556976   0.47443175    5749.5789 
   26000    2.0143035  0.051903569     2.063969   0.47278476    5570.3177 
   27000    2.0091763  0.054826231    2.0617701   0.53731629    5405.5081 
   28000    2.0306603  0.030512009     2.058916   0.50158605    5292.5739 
   29000    1.9905878  0.063609393    2.0519854   0.62105081    5217.6324 
   30000    2.0047307  0.057002418    2.0595056   0.59872107    5125.6009 
   31000    2.0076871  0.064365243    2.0698216   0.56914126    4971.7382 
   32000    2.0399769  0.031886115    2.0695964   0.55523269    4850.6347 
   33000    2.0196607  0.042847913    2.0602646    0.5749789    4770.7458 
   34000    2.0079696  0.067168038    2.0729066   0.70228842    4704.8088 
   35000    2.0264945  0.043126775    2.0673696   0.62754917    4625.3307 
   36000     2.029471  0.050993168    2.0782092   0.65985012    4513.2576 
   37000    2.0211356  0.053873626    2.0727635   0.75743646    4426.8691 
   38000    1.9933609   0.08028105    2.0714271     0.729473    4388.5022 
   39000    2.0046836  0.076855879     2.079312   0.83705993    4291.7229 
   40000    2.0321953  0.046360451    2.0762978   0.71726696    4229.9223 
   41000    2.0332458  0.051512927    2.0824996   0.78613181    4157.4167 
   42000    1.9750553  0.097198273    2.0700591   0.84569229    4123.0833 
   43000    2.0234742  0.056757566    2.0779835   0.78732804    4096.6281 
   44000    1.9966481  0.094296711    2.0887263   0.86811037    4021.0355 
   45000    2.0099144  0.077843813     2.085525   0.87222128    3961.2649 
   46000    1.9959281  0.090282388    2.0839928   0.90564582    3916.4041 
   47000    2.0174181  0.067872225    2.0830488   0.86559533    3889.8008 
   48000    2.0066047  0.094875259    2.0992504   0.99089696    3835.3328 
   49000    2.0031392  0.094024663    2.0949381    1.0600075    3789.3375 
   50000    2.0307693  0.059124989    2.0876379   0.85398261    3770.4556 
Loop time of 4.0156 on 4 procs for 50000 steps with 900 atoms

Performance: 5379021.062 tau/day, 12451.438 timesteps/s
94.8% CPU use with 4 MPI tasks x 1 OpenMP threads

MPI task timing breakdown:
Section |  min time  |  avg time  |  max time  |%varavg| %total
---------------------------------------------------------------
Pair    | 0.8857     | 0.95678    | 0.99748    |   4.6 | 23.83
Neigh   | 0.34187    | 0.39239    | 0.42858    |   5.1 |  9.77
Comm    | 0.95431    | 1.0287     | 1.1204     |   6.3 | 25.62
Output  | 0.0010757  | 0.0037161  | 0.011632   |   7.5 |  0.09
Modify  | 1.3279     | 1.3522     | 1.3823     |   1.7 | 33.67
Other   |            | 0.2818     |            |       |  7.02

Nlocal:    225 ave 251 max 186 min
Histogram: 1 0 0 0 0 0 1 1 0 1
Nghost:    302.75 ave 330 max 288 min
Histogram: 1 1 1 0 0 0 0 0 0 1
Neighs:    1487.5 ave 1689 max 1191 min
Histogram: 1 0 0 0 0 1 0 0 1 1

Total # of neighbors = 5950
Ave neighs/atom = 6.61111
Neighbor list builds = 3097
Dangerous builds = 0

Please see the log.cite file for references relevant to this simulation

Total wall time: 0:00:04
